#pragma once

#include <stdio.h>
#include <windows.h>
#include <mmdeviceapi.h>
#include <endpointvolume.h>


/*
From 
http://blogs.msdn.com/b/larryosterman/archive/2007/03/06/how-do-i-change-the-master-volume-in-windows-vista.aspx
*/


int vol_main (double newVolume);